a.out:
	g++ main.cpp -g -std=c++11 -I /usr/local/ffmpeg/include/ \
	-L/usr/local/ffmpeg/lib/ \
	-lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil \
	-lm -lz -lpthread -ldl -llzma -lbz2